title: Treatment of domestic wastewater by subsurface flow constructed wetlands filled with gravel and tire chip media.
mesh_terms: D017753:Ecosystem; D005374:Filtration; D019015:Geologic Sediments; D010758:Phosphorus / Q000302:isolation & purification; D016062:Porosity; D014835:Volatilization; D014865:Waste Disposal, Fluid / Q000379:methods*; D014872:Water Movements; D014873:Water Pollutants / Q000302:isolation & purification; D018508:Water Purification / Q000379:methods*
chemical_list: D014873:Water Pollutants; D010758:Phosphorus